Home / 852,108.16-1,175,779.92-484,549.60

Finding the Fourth Proportional to 852,108.16, 1,175,779.92 and 484,549.60

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Solution

The fourth proportional to 852,108.16, 1,175,779.92 and 484,549.60 is: 668,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,108.16 : 1,175,779.92 = 484,549.60 : x
  2. Step 2: Convert to fraction form
    852,108.16/1,175,779.92 = 484,549.60/x
  3. Step 3: Cross multiply
    852,108.16x = 1,175,779.92 × 484,549.60
  4. Step 4: Simplify right side
    852,108.16x = 569,723,689,924.03
  5. Step 5: Solve for x
    x = 569,723,689,924.03/852,108.16
  6. Step 6: Final answer
    x = 668,604.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.